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Concrete Composition

Description: Patent for a formulation of waterproof concrete that utilizes lava rocks.
Date: December 17, 1918
Creator: Charles E. Barglebaugh
Partner: UNT Libraries Government Documents Department

Well-Boring Drill.

Description: Patent for for a rotary well boring drill designed to have a simple yet durable structure.
Date: August 14, 1917
Creator: Reed, Clarence Edward
Partner: UNT Libraries Government Documents Department

Transverse-Cutter Rotary Drill

Description: Patent for a rotary boring drill whose head is made of multiple parts, allowing for a larger cutter than a single piece head. The mechanism that holds the multiple parts of the head together also prevents the cross-shaft from rotating with the head.
Date: January 12, 1915
Creator: Hughes, Howard R.
Partner: UNT Libraries Government Documents Department

Hydraulic Swivel

Description: Patent for a hydraulic swivel to be used with rotary well drilling machines which will carry water to the drill head through a supply line and maintain that supply line in a given position during drilling operation.
Date: January 26, 1915
Creator: Decker, Harry R.
Partner: UNT Libraries Government Documents Department

Mining Sulfur.

Description: Patent for extracting sulfur that is being mined from the stratum that has the minerals. A fluid medium, such as air or a heated liquid, is forced into the stratum which assists with the elevation of the liquid mineral. As the minerals come up the heated tubes, the liquefied minerals are sent into vats.
Date: September 8, 1903
Creator: Higgins, Pattillo
Partner: UNT Libraries Government Documents Department

Pumping Apparatus.

Description: Patent for pumping apparatus. This invention provides a means to elevate liquids by use of compressed air. It is specifically intended for deep oil-wells.
Date: August 25, 1903
Creator: Cain, Francis Charles & Herrenkind, Oscar Charles
Partner: UNT Libraries Government Documents Department

Purifying Oils

Description: Patent that converts low grade petroleum into higher grade petroleum. The process warms aluminum chlorid with petroleum material in a nonviolent way to make a purifying oil.
Date: August 27, 1918
Creator: McAfee, Almer M.
Partner: UNT Libraries Government Documents Department

Sulfuric-Acid Process of Extracting Precious Metals From Solutions

Description: Patent for "new and useful Imporivements in Processes of Recovering Precious Metals from Their Solutions, and which I designate as the 'Sulfuric-Acid Process;' [...] to separate the precious metals from their cyanid solutions in a rapid and thorough matter and to recover the precious metals from solutions thereof." (lines 5-8 & 22-26)
Date: June 23, 1903
Creator: Bahn, Gustavus A.
Partner: UNT Libraries Government Documents Department

Method of Sampling.

Description: Patent for improving methods of boring wells by "raising the cuttings from an earth boring drill to the surface" (lines 70-71), including illustrations.
Date: July 20, 1920
Creator: Carmichael, Robert E.
Partner: UNT Libraries Government Documents Department

Hoisting Bucket

Description: Patent for a clam-shell hoisting bucket that automatically opens and closes as it is lowered and elevated.
Date: October 21, 1902
Creator: Gearing, Charles M.
Partner: UNT Libraries Government Documents Department

Guide and Depth Regulator

Description: This patent is for an improved form of guide and depth regulators by Mr. Frank B. Dow. This improved design "relates to new and useful improvements in guides and depth regulations for shovel plows," while "providing simple and easy means for the parts involved," (lines 9-16).
Date: November 11, 1919
Creator: Dow, Frank B.
Partner: UNT Libraries Government Documents Department

Drill Bit and Sample Taking Device

Description: Patent for
Date: December 5, 1922
Creator: Humason, Granville A. & Barraco, Paul J.
Partner: UNT Libraries Government Documents Department

Drill Bit

Description: Patent for a drill bit that can pass through the drill stem, making the process of drilling faster and easier.
Date: February 24, 1920
Creator: Clements, Frank L., Jr.
Partner: UNT Libraries Government Documents Department

Ore Concentration.

Description: Patent for improvements in ore concentration. Improvements have to do with agitating ore pulp.
Date: November 18, 1913
Creator: Chapman, George Albert & Tucker, Stanley
Partner: UNT Libraries Government Documents Department

Pulverizing or Grinding Machine

Description: Patent for an improved, efficient pulverizing or grinding machine. Primarily used for pulverizing or grinding limestone and used is assistance with manufacturing cement, this improved machine focuses on a larger output through improvements in the cycling of surplus air.
Date: April 7, 1914
Creator: Steckle, Edward J.
Partner: UNT Libraries Government Documents Department

Pipe Tongs

Description: Patent for improvements to Pipe Tongs used in oil wells by improving the strength and gripping capability of the pipe.
Date: June 21, 1918
Creator: Reed, Clarence E.
Partner: UNT Libraries Government Documents Department

Rotary Boring-Drill

Description: Patent for a simply constructed rotary drill suitable for drilling wells in soft formations such as shale.
Date: January 5, 1915
Creator: Hughes, Howard R.
Partner: UNT Libraries Government Documents Department

Rotary Boring Drill

Description: Patent for
Date: March 16, 1915
Creator: Hughes, Howard R.
Partner: UNT Libraries Government Documents Department

Reamer

Description: Patent for the improvement of vertical reamers used in the drilling of wells. Intended to provide a multi-bladed reamer that expands holes more evenly with less parts than previous models.
Date: April 20, 1915
Creator: Hughes, Howard R.
Partner: UNT Libraries Government Documents Department

Process For The Reduction Of Iron And Lead Ores.

Description: Patent for a process that reduces iron and lead ores. This is done through two distinct combustion processes, the first of which converts the fuel and oxygen into carbon dioxide and the second process which produces carbon monoxide, that can produce iron or steel of different grades.
Date: June 14, 1921
Creator: Anderson, Robert J.
Partner: UNT Libraries Government Documents Department

Reamer.

Description: Patent for an enlarged reamer for maintaining the gage of the hole comprising a head threaded at one end for attachment to the drill and disk-shaped reaming cutters housed in slots in the sides.
Date: April 23, 1918
Creator: Hughes, Howard R.
Partner: UNT Libraries Government Documents Department

Reamer.

Description: Patent for rotary reamers for progressively enlarging holes in pilot drills, particularly roller disk type reamers used in oil, water, or mining applications.
Date: April 19, 1921
Creator: Humason, Granville A.
Partner: UNT Libraries Government Documents Department

Bit Cleaner

Description: Patent for a device that will clean drill bits used for wells without needing to remove them from the ground. Additional aspects of the patent cover fittings and attachments necessary for better operation of the drill bits and the cleaner.
Date: February 17, 1920
Creator: Robichaux, Sosthene
Partner: UNT Libraries Government Documents Department
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